// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init({
  env: cloud.DYNAMIC_CURRENT_ENV
})

const db = cloud.database()
// 云函数入口函数
exports.main = async (event, context) => {
  let { data: ver } = await db.collection('ver').get()

  return {
    ver: ver[0].pre
  }
}